My father is 83 years old and has studied trading for almost 52 years.

He summarized some simple rules for beginners:

1. Price falls 5% ..Hold

2. Price falls 15% ..Buy 10%

3. Price falls 25% ..Buy 25%

4. Price rises 5% ..Continue holding

5. Price rises 15% ..Continue holding

6. Price rises 25% .. Sell 10%

7. Price rises 35% ..Sell 20%

8. Price rises 45% ..Sell 30%

9. Price rises 60% .. Sell 40%

10. Price rises 100% .. Sell everything

Discipline + patience .. stable long-term growth.

(Save this later).